4-[[1-[2-Cyano-2-deoxy-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-erythro-pentofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]amino]-4-oxobutanoic acid

3-Amino-N-[1-[2-cyano-2-deoxy-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]propanamide

1,1-Dimethylethyl N-[3-[[1-[2-cyano-2-deoxy-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]amino]-3-oxopropyl]carbamate

2-Amino-9-(2-deoxy-2-fluoro-β-L-arabinofuranosyl)-1,9-dihydro-6H-purin-6-one

9-(2-Deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purine-2,6-diamine

2-Chloro-9-(2-deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purine

6-Chloro-9-(3,5-di-O-benzoyl-2-deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purin-2-amine

9-(3,5-Di-O-benzoyl-2-deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purine-2,6-diamine

2,6-Diazido-9-(3,5-di-O-benzoyl-2-deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purine

9-(2-Deoxy-2-fluoro-β-L-arabinofuranosyl)-1,9-dihydro-6H-purine-6-thione

9-(2-Deoxy-2-fluoro-β-L-arabinofuranosyl)-1,9-dihydro-6H-purin-6-one

N-Cyclopropyl-9-(2-deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purin-6-amine

9-(2-Deoxy-2-fluoro-β-L-arabinofuranosyl)-N,N-dimethyl-9H-purin-6-amine

9-(2-Deoxy-2-fluoro-β-L-arabinofuranosyl)-N-methyl-9H-purin-6-amine

9-(2-Deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purine

9-(2-Deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purin-6-amine

Carbamimidothioic acid, 9-(3,5-di-O-benzoyl-2-deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purin-6-yl ester

N-Cyclopropyl-9-(3,5-di-O-benzoyl-2-deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purin-6-amine

9-(3,5-Di-O-benzoyl-2-deoxy-2-fluoro-β-L-arabinofuranosyl)-N,N-dimethyl-9H-purin-6-amine

9-(3,5-Di-O-benzoyl-2-deoxy-2-fluoro-β-L-arabinofuranosyl)-9H-purine